* {
  padding: 0;
  margin: 0;
}

html {
  min-height: 100%;
  height: 100%;
}

body {
  font-family: "PingFang SC", "Source Sans Pro", "Helvetica Neue", Arial,
    sans-serif;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #34495e;
  background-color: #fff;
  margin: 0;
  height: 100%;
}

body.docs {
  /* padding-top: 30px; */
  background-color: #ececec;
  /* background-image: linear-gradient(-180deg, #0d2633 0%, #3491c1 100%); */
  /* background-image: -webkit-gradient(linear, left top, left bottom, from(#0d2633), to(#3491c1)); */
}

a {
  text-decoration: none;
  color: #34495e;
}

img {
  border: none;
}

h1,
h2,
h3,
h4,
strong {
  font-weight: 500;
  color: #2c3e50;
}
.content_box strong {
  font-weight: 700;
  color: #2c3e50;
}
code,
pre {
  font-family: "Roboto Mono", Monaco, courier, monospace;
  font-size: 1em;
  background-color: #f8f8f8;
  -webkit-font-smoothing: initial;
  -moz-osx-font-smoothing: initial;
}

code {
  color: #455a64;
  padding: 3px 5px;
  margin: 0 2px;
  border-radius: 2px;
  white-space: nowrap;
}

em {
  color: #7f8c8d;
}

p {
  word-spacing: 0.05em;
}

a.button {
  padding: 0.75em 2em;
  border-radius: 2em;
  display: inline-block;
  color: #fff;
  background-color: #4a90e2;
  transition: all 0.15s ease;
  box-sizing: border-box;
  border: 1px solid #4a90e2;
}

a.button.white {
  background-color: #fff;
  color: #4a90e2;
}

#header {
  background-color: #fff;
  height: 40px;
  padding: 10px 60px;
  position: relative;
  z-index: 2;
}
#header #mobile {
  display: none;
}
body.docs #header {
  position: fixed;
  width: 100%;
  top: 0;
}

body.docs #nav {
  position: fixed;
}

#nav {
  list-style-type: none;
  margin: 0;
  padding: 0;
  position: absolute;
  right: 60px;
  top: 10px;
  height: 40px;
  line-height: 40px;
}

#nav .break {
  display: none;
}

#nav li {
  display: inline-block;
  position: relative;
  margin: 0 0.6em;
}

.nav-link {
  padding-bottom: 3px;
}

.nav-link:hover,
.nav-link.current {
  border-bottom: 3px solid #4a90e2;
}

.search-query {
  height: 30px;
  line-height: 30px;
  box-sizing: border-box;
  padding: 0 15px 0 30px;
  border: 1px solid #e3e3e3;
  color: #2c3e50;
  outline: none;
  border-radius: 15px;
  margin-right: 10px;
  transition: border-color 0.2s ease;
  background: #fff url("../images/search.png") 8px 5px no-repeat;
  background-size: 20px;
  vertical-align: middle !important;
}

.search-query:focus {
  border-color: #4a90e2;
}

#logo {
  display: inline-block;
  font-size: 1.5em;
  line-height: 40px;
  color: #2c3e50;
  font-family: "Dosis", "Source Sans Pro", "Helvetica Neue", Arial, sans-serif;
  font-weight: 500;
}

#logo img {
  vertical-align: middle;
  margin-right: 6px;
  width: 40px;
  height: 40px;
}

a {
  text-decoration: none;
  color: #34495e;
}

#hexo {
  padding: 150px 40px 50px;
  background-color: #fff;
}

#hexo .inner {
  max-width: 900px;
  margin: 0 auto;
}

#hexo .left,
#hexo .right {
  display: inline-block;
  vertical-align: top;
}

#hexo .left {
  width: 39%;
}

#hexo .right {
  width: 61%;
}

#hexo .hexo-logo {
  width: 215px;
  height: 215px;
  float: right;
  margin-right: 60px;
}

#hexo h1 {
  font-weight: 300;
  margin: 0;
  font-size: 3.2em;
}

#hexo h2 {
  font-family: "Dosis", "Source Sans Pro", "Helvetica Neue", Arial, sans-serif;
  font-weight: 500;
  font-size: 2.4em;
  margin: 0 0 10px;
  display: none;
}

#hexo .button {
  margin: 1em 0;
  font-size: 1.05em;
  font-weight: 600;
  letter-spacing: 0.1em;
  min-width: 8em;
  text-align: center;
}

#hexo .button:first-child {
  margin-right: 1em;
}
#hexo .button:first-child:hover {
  opacity: 0.8;
}
#hexo .social-buttons {
  list-style-type: none;
  padding: 0;
}

#hexo .social-buttons li {
  display: inline-block;
  vertical-align: middle;
  margin-right: 15px;
}

/* sidebar */
.sidebar {
  padding: 20px 0;
  min-width: 280px;
  max-width: 280px;
  border-right: 1px solid #eaeefb;
}

.sidebar h2 {
  margin-top: 0.2em;
}

.sidebar ul {
  list-style-type: none;
  margin: 0;
  line-height: 1.5em;
  padding-left: 3em;
}

.menu-sub li {
  margin: 0.3em 0em;
}

.sidebar .version-select {
  vertical-align: middle;
  margin-left: 5px;
}

.sidebar .menu-root {
  padding-left: 0;
}

.sidebar .menu-sub {
  font-size: 0.85em;
}

.sidebar .sidebar-link {
  color: #7f8c8d;
  display: block;
  padding: 0.5em 2.5em;
  transition: 0.2s;
}

.sidebar .sidebar-link.current {
  color: #4a90e2;
  background-color: #f5f7fa;
}

.sidebar .sidebar-link.new:after {
  content: "NEW";
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  color: #fff;
  background-color: #4a90e2;
  line-height: 14px;
  padding: 0 4px;
  border-radius: 3px;
  margin-left: 5px;
  vertical-align: middle;
  position: relative;
  top: -1px;
}

.sidebar .sidebar-link:hover {
  color: #4a90e2;
  background-color: #f5f7fa;
}

.sidebar .section-link {
  display: block;
  padding: 8px 10px;
}

.sidebar .section-link.active {
  font-weight: bold;
  color: #4a90e2;
}

.sidebar .main-menu {
  margin-bottom: 20px;
  display: none;
  padding-left: 0;
}

.sidebar .main-sponsor {
  color: #7f8c8d;
  font-size: 0.85em;
}

.sidebar .main-sponsor .logo {
  color: #7f8c8d;
  margin: 10px 0;
  padding: 10px 0;
  text-align: center;
  font-weight: bold;
}

.sidebar .main-sponsor img,
.sidebar .main-sponsor a {
  width: 125px;
  display: inline-block;
}

.sidebar .become-backer {
  border: 1px solid #4a90e2;
  border-radius: 2em;
  display: inline-block;
  color: #4a90e2;
  font-size: 0.8em;
  width: 125px;
  padding: 4px 0;
  text-align: center;
  margin-bottom: 20px;
}

.sidebar .nav-dropdown h4 {
  font-weight: normal;
  margin: 0;
}

#main {
  background-image: linear-gradient(-180deg, #0d2633 0%, #3491c1 100%);
  background-image: -webkit-gradient(
    linear,
    left top,
    left bottom,
    from(#0d2633),
    to(#3491c1)
  );
  padding: 70px 0 10px;
}

/* highlights */

#highlights {
  background-color: #fff;
  padding-bottom: 70px;
}

#highlights .inner {
  max-width: 900px;
  margin: 0 auto 50px;
  text-align: center;
}

#highlights .point {
  width: 32.5%;
  display: inline-block;
  vertical-align: top;
  box-sizing: border-box;
  padding: 0 2em;
}

#highlights .point h2 {
  color: #4a90e2;
  font-size: 1.5em;
  font-weight: 400;
  margin: 0;
  padding: 0.5em 0;
}

#highlights .point p {
  color: #7f8c8d;
}

/* content */

.content {
  -webkit-box-flex: 1;
  -ms-flex: 1;
  flex: 1;
  position: relative;
  padding-bottom: 75px;
  padding: 30px;
  overflow: auto;
}

.content a.button {
  font-size: 0.9em;
  color: #fff;
  margin: 0.2em 0;
  width: 180px;
  text-align: center;
  padding: 12px 24px;
  display: inline-block;
  vertical-align: middle;
}

.content img {
  max-width: 100%;
}

.content span.light {
  color: #7f8c8d;
}

.content span.info {
  font-size: 0.85em;
  display: inline-block;
  vertical-align: middle;
  width: 280px;
  margin-left: 20px;
}

.content h1 {
  margin: 0 0 1em;
}

.content h2:before,
.content h3:before {
  content: "";
  margin-top: -91px;
  height: 91px;
  visibility: hidden;
}

.content h2 {
  margin: 45px 0 0.8em;
  padding-bottom: 0.7em;
  border-bottom: 1px solid #ddd;
  /* z-index: -1; */
}

.content h3 {
  margin: 15px 0 1.2em;
  position: relative;
  /* z-index: -1; */
  font-size: 20px;
}

.content table h3 {
  margin: 10px 0em;
}

.content h4 {
  margin: 15px 0 1.2em;
  position: relative;
  /* z-index: -1; */
  font-size: 16px;
}

.content > p {
  font-size: 14px;
  margin: 14px 0;
  font-size: 14px;
  line-height: 20px;
  color: #666;
}

.content h3:after {
  content: "";
  color: #4a90e2;
  position: absolute;
  left: -0.7em;
  bottom: -2px;
  font-size: 1.2em;
  font-weight: bold;
}

.content figure {
  padding: 1em;
  overflow-x: auto;
  margin: 0;
}

.content p,
.content ul,
.content ol {
  line-height: 1.6em;
  margin: 1.2em 0 -1.2em;
  padding-bottom: 1.2em;
  position: relative;
  z-index: 1;
}

.content ul,
.content ol {
  padding-left: 1.5em;
  position: inherit;
}

.content a {
  color: #4a90e2;
  font-weight: 600;
}
.content a:hover {
  opacity: 0.8;
}

.content blockquote {
  margin: 2em 0;
  padding-left: 10px;
  border-left: 4px solid #4a90e2;
  border-radius: 2px;
}

.content blockquote p {
  font-weight: 600;
  margin-left: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.content iframe {
  margin: 1em 0;
}

.content .content_box #pContent > table {
  border-spacing: 0;
  border-collapse: collapse;
  margin: 1.2em auto;
  padding: 0;
  width: 100%;
  font-size: 13px;
  line-height: 1.5;
  overflow-x: auto;
  display: table;
}
.content .content_box #pContent > table *{
  box-sizing: border-box;
}
.content .content_box #pContent > table td,
.content .content_box #pContent > table th {
  line-height: 1.5em;
  padding: 0.4em 0.8em;
  border: none;
  border: 1px solid #ddd;
  font-size: 14px;
}

.content .content_box #pContent > table th {
  padding: 8px 10px;
  text-align: left;
  font-weight: 400;
  background-color: #f5f7fa;
  border: 1px solid #eaeefb;
}

.content .content_box #pContent > table th code,
.content .content_box #pContent > table tr:nth-child(2n) {
  background-color: #efefef;
}

.content p.tip,
.content p.success {
  padding: 12px 24px 12px 30px;
  margin: 2em 0;
  border-left-width: 4px;
  border-left-style: solid;
  background-color: #f8f8f8;
  position: relative;
  border-bottom-right-radius: 2px;
  border-top-right-radius: 2px;
}

.content p.tip:before,
.content p.success:before {
  position: absolute;
  top: 14px;
  left: -12px;
  color: #fff;
  width: 20px;
  height: 20px;
  border-radius: 100%;
  text-align: center;
  line-height: 20px;
  font-weight: bold;
  font-family: "Dosis", "Source Sans Pro", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
}

.content p.tip code,
.content p.success code {
  background-color: #efefef;
}

.content p.tip em,
.content p.success em {
  color: #34495e;
}

.content p.tip {
  border-left-color: #f66;
}

.content p.tip:before {
  content: "!";
  background-color: #f66;
}

.content p.success {
  border-left-color: #4a90e2;
}

.content p.success:before {
  content: "\f00c";
  font-family: FontAwesome;
  background-color: #4a90e2;
}

.guide-links {
  margin-top: 2em;
  height: 1em;
}

.footer {
  color: #7f8c8d;
  margin-top: 2em;
  padding-top: 2em;
  border-top: 1px solid #e5e5e5;
  font-size: 0.9em;
}

#header {
  box-shadow: 0 0 1px rgba(0, 0, 0, 0.25);
  transition: background-color 0.3s ease-in-out;
}

.main-content {
  display: flex;
  overflow: hidden;
  border-radius: 6px;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  background-color: #fff;
  margin: 30px 60px 30px;
}

/* footer */

#footer {
  background-color: #727f80;
  padding: 15px 0;
  color: #fff;
  text-align: center;
}

#footer a {
  color: #fff;
}
#footer a:hover {
  border-bottom: 2px solid #fff;
}

#footer p {
  line-height: 1.5;
}

/* heigline */

.gutter pre {
  color: #999;
}

pre {
  color: #525252;
}

.list .title-18 {
  font-size: 18px;
  display: block;
  color: rgba(43, 43, 43, 1);
  padding: 8px 20px;
  line-height: 24px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.list .title-16 {
  font-size: 16px;
  display: block;
  color: rgba(70, 90, 110, 0.8);
  padding: 8px 26px;
  line-height: 24px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

.highlight {
  overflow-x: auto;
  padding: 0;
  background-color: #f8f8f8;
  padding: 0.8em 0.8em 0.4em;
  line-height: 1.1em;
  border-radius: 2px;
}

.highlight .line {
  line-height: 1.3;
}
.highlight .code .comment {
  color: #b3b3b3;
}
.highlight .code .addition,
.highlight .code .meta,
.highlight .code .string,
.highlight .code .symbol,
.highlight .code .template-tag,
.highlight .code .template-variable {
  color: #756bb1;
}

.highlight .code .bullet,
.highlight .code .link,
.highlight .code .literal,
.highlight .code .number,
.highlight .code .regexp {
  color: #31a354;
}

pre .class .title {
  color: #fff;
}

pre .prompt {
  color: #4a90e2;
}

.highlight .code .built_in,
.highlight .code .doctag,
.highlight .code .keyword,
.highlight .code .name,
.highlight .code .section,
.highlight .code .selector-class,
.highlight .code .selector-id,
.highlight .code .selector-tag,
.highlight .code .strong,
.highlight .code .tag,
.highlight .code .title,
.highlight .code .type {
  color: #1976d2;
}
.highlight .code .keyword,
.highlight .code .attribute {
  color: #e96900;
}

.highlight .code .params {
  color: #1976d2;
}

/* index footer */
.wrapper-add {
  min-height: 100%;
  height: auto !important;
  height: 100%;
  margin: -60px auto -158px;
}
.index-footer {
  margin-top: 10px;
  border-top: 1px solid #ddd;
  text-align: center;
  color: rgba(0, 0, 0, 0.5);
  background-color: rgba(0, 0, 0, 0.1);
}
#mobile,
#mobile2 {
  display: none;
}
#footer .links a {
  line-height: 40px;
}
@media (max-width: 767px) {
  #header {
    text-align: center;
    position: relative;
    height: auto;
    padding: 10px 0 0;
    z-index: 1000001;
  }
  #header #mobile {
    margin-top: 2px;
    padding: 9px 10px;
    background: transparent;
    border: none;
    outline: none;
    position: absolute;
    top: 15px;
    right: 20px;
    display: block;
    z-index: 9999;
  }
  .github-corner {
    display: none;
  }
  #hexo {
    padding: 80px 40px 50px;
  }
  .main-content #mobile2 {
    margin-top: 5px;
    padding: 9px 10px;
    background: #fff;
    border: none;
    outline: none;
    position: fixed;
    display: block;
    z-index: 10001;
  }
  #header #mobile .btn-bar,
  .main-content #mobile2 .btn-bar {
    display: block;
    background-color: #fff;
    width: 22px;
    height: 2px;
    background: #555;
    border-radius: 1px;
  }
  .main-content #mobile2 .btn-bar {
    display: block;
    background-color: #fff;
    width: 22px;
    height: 2px;
    background: #41b883;
    border-radius: 1px;
  }
  .btn-bar + .btn-bar {
    margin-top: 4px;
  }
  #header #nav {
    display: none;
    background: #fff;
    height: auto;
    position: static;
    border-top: 1px solid #eaeaea;
  }
  #nav li {
    display: block;
    border-bottom: 1px solid #eaeaea;
    margin: 0;
  }
  #nav li:last-child {
    border-bottom: 0 none;
  }
  #nav li a{
    display: inline-block;
    width: 100%;
  }
  #hexo .left,
  #hexo .right {
    width: 100%;
    text-align: center;
  }
  #hexo .hexo-logo {
    float: none;
    margin-right: 0px;
  }
  #hexo .button:first-child {
    margin-right: 0;
  }
  #highlights .point {
    width: 100%;
    border-bottom: 1px solid #eaeaea;
    padding: 1em 0;
  }
  #footer .links {
    margin-bottom: 10px;
  }
  #footer .links a {
    display: inline-block;
    width: 48%;
    line-height: 30px;
    color: #cacaca;
  }
  /* guide pages */
  .main-content {
    margin: 0 5px;
    display: block;
    position: relative;
  }
  .content .content_box #pContent > table{
    display: block;
  }
  .main-content .sidebar {
    display: none;
    min-width: 100px;
    max-width: 150px;
    position: absolute;
    z-index: 1001;
    background: white;
    padding-top: 30px;
    height: 100%;
    overflow-y: scroll;
    z-index: 10000;
  }
  .main-content .content {
    padding: 10px 2px;
  }
  .main-content .guide-links {
    margin: 1em 10px;
  }
  .content_box h1,
  .content_box h2,
  .content_box h3 {
    text-align: center;
  }
  #footer .fenge {
    display: none;
  }
  #mask {
    position: absolute;
    display: none;
    z-index: 9999;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.5);
  }
}

.github-corner:hover .octo-arm {
  animation: octocat-wave 560ms ease-in-out;
}
@keyframes octocat-wave {
  0%,
  100% {
    transform: rotate(0);
  }
  20%,
  60% {
    transform: rotate(-25deg);
  }
  40%,
  80% {
    transform: rotate(10deg);
  }
}
@media (max-width: 500px) {
  .github-corner:hover .octo-arm {
    animation: none;
  }
  .github-corner .octo-arm {
    animation: octocat-wave 560ms ease-in-out;
  }
}
#progress {
  position: fixed;
  z-index: 9999;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(to right, #0d2633, #3491c1);
}

.feui-rolling{position:relative;height:240px;z-index:1}.feui-rolling .definitely{position:absolute;top:50%;left:50%}.feui-rolling .feui-loader{position:relative;margin:0 auto;width:180px;height:100%;text-align:center;-webkit-transform:rotate(45deg);transform:rotate(45deg)}.feui-rolling .loader-cogs{z-index:-2;margin-top:-90pt;margin-left:-50px;width:75pt;height:75pt}.feui-rolling .transform{-webkit-transform:translateZ(0);transform:translateZ(0);webkit-transform:translateZ(0);-ms-transform:translateZ(0)}.feui-rolling .loader-cogs-large{position:relative;width:75pt;height:75pt;-webkit-transform-origin:50px 50px;transform-origin:50px 50px;-webkit-animation:rotate 10s infinite linear;animation:rotate 10s infinite linear}.feui-rolling .large-part{position:absolute;width:75pt;height:75pt;border-radius:10px;background-color:#41b883}.feui-rolling .large-part:first-of-type{-webkit-transform:rotate(30deg);transform:rotate(30deg)}.feui-rolling .large-part:nth-of-type(2){-webkit-transform:rotate(60deg);transform:rotate(60deg)}.feui-rolling .large-part:nth-of-type(3){-webkit-transform:rotate(90deg);transform:rotate(90deg)}.feui-rolling .loader-cogs-in{position:relative;top:28px;left:-24px;width:80px;height:80px;-webkit-transform:rotate(16deg);transform:rotate(16deg);-webkit-transform-origin:40px 40px;transform-origin:40px 40px;-webkit-animation:rotate_left 10s .1s infinite reverse linear;animation:rotate_left 10s .1s infinite reverse linear}.feui-rolling .in-part{position:absolute;width:80px;height:80px;border-radius:6px;background-color:#4a90e2}.feui-rolling .in-part:first-of-type{-webkit-transform:rotate(30deg);transform:rotate(30deg)}.feui-rolling .in-part:nth-of-type(2){-webkit-transform:rotate(60deg);transform:rotate(60deg)}.feui-rolling .in-part:nth-of-type(3){-webkit-transform:rotate(90deg);transform:rotate(90deg)}.feui-rolling .loader-cogs-small{position:relative;top:-65px;left:79px;width:60px;height:60px;-webkit-transform:rotate(4deg);transform:rotate(4deg);-webkit-transform-origin:30px 30px;transform-origin:30px 30px;-webkit-animation:rotate_left 10.2s .4s infinite linear;animation:rotate_left 10.2s .4s infinite linear}.feui-rolling .small-part{position:absolute;width:60px;height:60px;border-radius:5px;background-color:#ffae22}.feui-rolling .small-part:first-of-type{-webkit-transform:rotate(30deg);transform:rotate(30deg)}.feui-rolling .small-part:nth-of-type(2){-webkit-transform:rotate(60deg);transform:rotate(60deg)}.feui-rolling .small-part:nth-of-type(3){-webkit-transform:rotate(90deg);transform:rotate(90deg)}.feui-rolling .loader-hole{position:absolute;top:50%;left:50%;border-radius:100%;background-color:#fff}.feui-rolling .large-hole{margin-top:-25px;margin-left:-25px;width:50px;height:50px}.feui-rolling .in-hole{margin-top:-20px;margin-left:-20px;width:40px;height:40px}.feui-rolling .small-hole{margin-top:-15px;margin-left:-15px;width:30px;height:30px}@-webkit-keyframes rotate{0%{-webkit-transform:rotate(0);transform:rotate(0)}to{-webkit-transform:rotate(1turn);transform:rotate(1turn)}}@keyframes rotate{0%{-webkit-transform:rotate(0);transform:rotate(0)}to{-webkit-transform:rotate(1turn);transform:rotate(1turn)}}@-webkit-keyframes rotate_left{0%{-webkit-transform:rotate(16deg);transform:rotate(16deg)}to{-webkit-transform:rotate(376deg);transform:rotate(376deg)}}@keyframes rotate_left{0%{-webkit-transform:rotate(16deg);transform:rotate(16deg)}to{-webkit-transform:rotate(376deg);transform:rotate(376deg)}}@-webkit-keyframes rotate_right{0%{-webkit-transform:rotate(4deg);transform:rotate(4deg)}to{-webkit-transform:rotate(364deg);transform:rotate(364deg)}}@keyframes rotate_right{0%{-webkit-transform:rotate(4deg);transform:rotate(4deg)}to{-webkit-transform:rotate(364deg);transform:rotate(364deg);}}